<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%
    String vipId = app.var("vipId");
    if ("".equals(vipId)) { //验证如果会员没有登录，就forward到指定Action

        JDiyAction.forward("vip_login_and_reg.jsp");

        return;//终止后续代码执行.
    }

%>